Paper towel holder



FIG. 1 is a top and front perspective view of a paper towel holder showing my new design;

FIG. 2 is a front elevational view thereof; and,

FIG. 3 is a top plan view thereof;

The broken-line disclosure of a paper towel roll in the views is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for the paper towel holder, as shown and described. 